0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 0 1 1;
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1;
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 0 1 1;
